Cool Math
Coolmath: Compound Inequalities
This algebra lesson explains how to solve compound inequalities.
National Council of Teachers of Mathematics
The Math Forum: Ask Dr. Math: High School Basic Algebra Review
An overview of basic high school algebra topics can be found here. Absolute value, signed numbers, inequalities and equations, mixture problems, and direct and indirect variation are all listed, each with links to questions posed by...
University of Regina (Canada)
University of Regina: Math Central: Reversing the Inequality Symbol
In response to a student question regarding the reversing of the inequality symbol, a method is presented in how one can avoid reversing the symbol.
Mr. Martini's Classroom
Mr. Martini's Classroom: Mr. Martini's Classroom: Kids Math Comparing Numbers
Compare numbers from 1 to 40 using inequality symbols and equal sign with this interactive game.
Illustrative Mathematics
Illustrative Mathematics: 6.ee Log Ride
In this instructional task students are given two inequalities, one as a formula and one in words, and a set of possible solutions. They have to decide which of the given numbers actually solve the inequalities. There are two solutions...
Math Is Fun
Math Is Fun: Equal, Greater, or Less Than
Find definitions of the equal, not equal, less than, and greater than signs, as well as information what you are supposed to do with them and how they are used in general math and in algebra.
Texas Instruments
Texas Instruments: Quadratic Inequalities
Students solve quadratic inequalities using graphs, tables, and algebraic methods.
Texas Instruments
Texas Instruments: Inequalities, They Are Not Just Linear Anymore!
Students study quadratic relationships and explore the process of graphing quadratic inequalities and systems of quadratic inequalities. They will solve these inequalities algebraically and graph them on a coordinate plane.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Quiz on Graphing Linear Inequalities
The online assessment demonstrates knowledge of advanced mathematical concepts in Algebra II. The questions test students on graphing linear inequalities.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Speed Math Inequalities
Students are given two equations and will use inequality symbols to compare them.
Khan Academy
Khan Academy: Equations & Inequalities Word Problems
Construct an equation or an inequality that model a given context. Modeling expressions can be quadratic, rational, or exponential.
Help Algebra
Help algebra.com: Polynomial and Rational Inequalities
Learn to solve inequalities and how to graph their solutions on a number line. The examples contain quadratics and rational expressions.
Other
Algebra Practice Pages: Solving Multistep Inequalities
Check your work and your answers as you solve these interactive inequalities. The problems are randomly generated to provide endless practice.
Wyzant
Wyzant: Fraction Mixed Number Calculator
Are you struggling with comparing fractions? Then try the fraction inequality calculator. Simply key in your two fractions, press the calculate button, and in seconds youll have an answer. The perfect tool for algebra students who need...
ClassFlow
Class Flow: Equations
[Free Registration/Login Required] Students interpret algebraic equations and inequalities geometrically and describe geometric relationships algebraically.
Math Medics
S.o.s. Math: Solving Polynomial Inequalities
A short lesson on solving quadratic and polynomial inequalities.
Math Medics
S.o.s. Math: Sign of a Quadratic Function and Inequalities
This lesson discusses the sign of a quadratic function as it applies to inequalities.
Khan Academy
Khan Academy: Solutions of Inequalities Graphically
Given the graph of a two-variable linear inequality, check whether a given pair of values is a solution of the inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or...
Khan Academy
Khan Academy: Constraint Solutions of Two Variable Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a linear inequality. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive...
Texas Education Agency
Texas Gateway: Selecting a Method to Solve Equations or Inequalities
Given an equation or inequality, the student will select a method (algebraically, graphically, or calculator) to solve the equation or inequality.
Oswego City School District
Regents Exam Prep Center: Multiple Choice Practice: Equations and Inequalities
Check your understanding of equations and inequalities by completing this multiple-choice practice test. You may use a graphing calculator to solve the problems and check your answers at any given time.
Oswego City School District
Regents Exam Prep Center: Graphing Inequalities
This tutorial shows students how to graph linear inequalities, then shade the appropriate side by testing a point. The site contains a practice page and a teacher resource page.
Khan Academy
Khan Academy: Testing Solutions to Equations
Practice plugging in values to equations and checking to see if the equations hold true. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Writing Numerical Inequalities
Practice writing inequalities to describe real-world situations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.